Home / 40,465,332.14-55,842,118.98-21,880,427.77

Finding the Fourth Proportional to 40,465,332.14, 55,842,118.98 and 21,880,427.77

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Solution

The fourth proportional to 40,465,332.14, 55,842,118.98 and 21,880,427.77 is: 30,194,969.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,465,332.14 : 55,842,118.98 = 21,880,427.77 : x
  2. Step 2: Convert to fraction form
    40,465,332.14/55,842,118.98 = 21,880,427.77/x
  3. Step 3: Cross multiply
    40,465,332.14x = 55,842,118.98 × 21,880,427.77
  4. Step 4: Simplify right side
    40,465,332.14x = 1,221,849,450,853,387
  5. Step 5: Solve for x
    x = 1,221,849,450,853,387/40,465,332.14
  6. Step 6: Final answer
    x = 30,194,969.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.